Reduce level of sensitivity during whitening with desensitizing gels or tooth paste consisting of potassium nitrate or fluoride

https://milowbea115.theburnward.com/reasons-to-select-professional-whitening-over-store-bought-kits

Lower level of sensitivity throughout whitening with desensitizing gels or toothpaste including potassium nitrate or fluoride, and follow rest days in between sessions if needed.